Add a couple of python dependencies to use in later examples

Author: timsaucer

pixi.toml

@@ -668,6 +668,8 @@ umap-learn = "==0.5.7"
 # External deps
 jupyter = ">=1.0"
 polars = ">=0.12.0"
+datafusion = ">=45.2.0"
+av = "14.2.0"
 
 segment-anything = { git = "https://github.com/facebookresearch/segment-anything.git" }
 mesh-to-sdf = { git = "https://github.com/marian42/mesh_to_sdf.git" }